/* Atom Horizons — standalone stylesheet. No Bootstrap or external fonts required. */
:root {
    --navy: #142a35;
    --ink: #233942;
    --muted: #57666b;
    --gold: #dfbb73;
    --cream: #f8f7f2;
    --line: #dfe4e1;
    --white: #fff;
    --radius: 10px;
}
* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}
body {
    margin: 0;
    color: var(--ink);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.65;
    background: var(--cream);
}
a {
    color: inherit;
    text-decoration: none;
}
button,
input,
select {
    font: inherit;
}
button,
a,
input,
select {
    -webkit-tap-highlight-color: transparent;
}
button {
    cursor: pointer;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid #b77920;
    outline-offset: 4px;
}
h1,
h2,
h3,
p {
    margin-top: 0;
}
h1,
h2,
h3 {
    line-height: 1.15;
    letter-spacing: -0.035em;
}
h2 {
    font-size: clamp(1.9rem, 3vw, 2.7rem);
}
.container {
    width: min(1180px, calc(100% - 64px));
    margin-inline: auto;
}
.skip-link {
    position: absolute;
    top: -90px;
    left: 16px;
    background: var(--white);
    padding: 12px;
    z-index: 20;
}
.skip-link:focus {
    top: 8px;
}
.site-header {
    background: #fff;
    border-bottom: 1px solid var(--line);
}
.header-inner {
    min-height: 104px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.brand {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 25px;
    letter-spacing: -1px;
    line-height: 1.1;
}
.brand-light {
    font-weight: 400;
}
.brand small {
    display: block;
    font-size: 9px;
    letter-spacing: 2px;
    margin-top: 8px;
    font-weight: 600;
}
.atom-mark {
    font-size: 46px;
    margin-right: 12px;
    color: #9b762f;
}
nav:not(:where(#shared-menu *)) {
    display: flex;
    align-items: center;
    gap: 30px;
    font-size: 13px;
    font-weight: 600;
}
nav:not(:where(#shared-menu *)) > a:not(.button):hover,
.text-link:hover {
    color: #916719;
}
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    background: var(--gold);
    color: var(--navy);
    border: 1px solid transparent;
    border-radius: 5px;
    padding: 15px 22px;
    font-size: 14px;
    font-weight: 700;
    transition:
        background 0.2s,
        transform 0.2s;
}
.button:hover {
    background: #edcc8d;
    transform: translateY(-2px);
}
.button-small {
    padding: 11px 17px;
    gap: 15px;
}
.menu-toggle {
    display: none;
}
.hero {
    background: var(--navy);
    color: var(--white);
    padding: 78px 0 82px;
    overflow: hidden;
}
.hero-grid {
    display: grid;
    grid-template-columns: 1.45fr 1fr;
    gap: 70px;
    align-items: center;
}
.eyebrow {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2.2px;
    margin-bottom: 22px;
}
.hero .eyebrow {
    color: var(--gold);
}
.eyebrow > span {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--gold);
    margin-right: 8px;
}
.hero h1 {
    font-size: clamp(2.8rem, 4.6vw, 4.2rem);
    font-weight: 500;
    margin-bottom: 28px;
}
.hero h1 em {
    font-family: Georgia, serif;
    font-weight: 400;
    color: var(--gold);
}
.hero h2 {
    font-size: 21px;
    line-height: 1.45;
    letter-spacing: -0.3px;
    max-width: 520px;
}
.hero-copy {
    color: #ccd5d8;
    font-size: 14px;
    line-height: 1.9;
    margin-bottom: 30px;
}
.text-link {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-size: 13px;
    font-weight: 700;
    border-bottom: 1px solid currentColor;
    padding: 5px 0;
}
.hero .text-link {
    margin-left: 22px;
    color: #e6e9e8;
}
.conference-card {
    align-self: stretch;
    min-height: 440px;
    position: relative;
    overflow: hidden;
    border: 1px solid #49606a;
    border-radius: 180px 180px 12px 12px;
    background: radial-gradient(ellipse at 50% 30%, #34505b, transparent 68%), #1a333f;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}
.orbital {
    position: relative;
    width: 260px;
    height: 260px;
    margin: 20px auto 0;
    flex-shrink: 0;
}
.orbit {
    position: absolute;
    top: 85px;
    left: 12px;
    width: 236px;
    height: 88px;
    border: 1px solid #c7b888;
    border-radius: 50%;
    transform: rotate(-30deg);
}
.orbit-two {
    transform: rotate(30deg);
}
.orbit-three {
    transform: rotate(90deg);
}
.nucleus {
    position: absolute;
    width: 23px;
    height: 23px;
    top: 118px;
    left: 118px;
    background: var(--gold);
    border-radius: 50%;
    box-shadow: 0 0 40px #dfbb7377;
}
.orbit-one:after {
    content: "";
    position: absolute;
    background: var(--gold);
    width: 9px;
    height: 9px;
    border-radius: 50%;
    left: 30px;
    top: 7px;
}
.conference-caption {
    padding: 18px 30px 26px;
}
.conference-caption .eyebrow {
    font-size: 8px;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
}
.conference-caption > p:not(.eyebrow) {
    font:
        29px/1.2 Georgia,
        serif;
    margin-bottom: 22px;
}
.location {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid #48616b;
    padding-top: 16px;
    font-size: 12px;
    color: #d6dfe0;
}
.location span {
    color: var(--gold);
}
.benefits-section {
    padding: 76px 0;
}
.section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 36px;
}
.section-heading h2 {
    margin: 0;
}
.section-heading > .eyebrow,
.eyebrow {
    color: #776035;
}
.section-heading > p {
    font-size: 13px;
    color: var(--muted);
    margin: 0;
}
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}
.benefit {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px;
}
.benefit:nth-child(4) {
    grid-column: span 2;
}
.benefit-number {
    font:
        italic 22px Georgia,
        serif;
    color: #987333;
    display: block;
    margin-bottom: 16px;
}
.benefit p {
    font-size: 13px;
    color: var(--muted);
    margin: 0;
}
.benefit strong {
    display: block;
    color: var(--ink);
    font-size: 16px;
    margin-bottom: 9px;
}
.eligibility-section {
    background: white;
    padding: 76px 0;
    border-block: 1px solid var(--line);
}
.eligibility-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 90px;
}
.eligibility-grid > div > p:not(.eyebrow) {
    color: var(--muted);
    font-size: 14px;
    max-width: 320px;
}
.requirements {
    list-style: none;
    margin: 0;
    padding: 0;
}
.requirements li {
    position: relative;
    padding: 0 0 20px 35px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--line);
    font-size: 14px;
    color: var(--muted);
}
.requirements li:last-child {
    border: 0;
    margin-bottom: 0;
    padding-bottom: 0;
}
.requirements li:before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    width: 22px;
    height: 22px;
    background: #edf2ed;
    border-radius: 50%;
    text-align: center;
    color: #3b6553;
    font-size: 13px;
}
.requirements strong {
    color: var(--ink);
}
.application-section {
    padding: 80px 0 90px;
}
.application-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.4fr;
    gap: 70px;
    align-items: start;
}
.application-intro h2 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
}
.application-intro > p:not(.eyebrow) {
    font-size: 16px;
    color: var(--muted);
    max-width: 300px;
}
.application-note {
    margin-top: 42px;
    border-top: 1px solid #cbd3d0;
    padding-top: 25px;
    font-size: 13px;
    max-width: 300px;
}
.application-note p {
    color: var(--muted);
    margin-top: 8px;
}
.application-form {
    background: white;
    padding: 36px;
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: 0 10px 35px #142a3505;
}
.application-form h3 {
    font-size: 23px;
    margin-bottom: 10px;
}
.form-description {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 20px;
}
.demo-notice {
    background: #f8f3e7;
    border-left: 3px solid var(--gold);
    padding: 12px 14px;
    font-size: 12px;
    line-height: 1.6;
    margin-bottom: 25px;
}
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px 16px;
}
.field {
    min-width: 0;
}
.field.full {
    grid-column: 1/-1;
}
label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 7px;
}
label > span {
    color: #79561b;
}
.optional {
    font-weight: 400;
    color: var(--muted);
}
input,
select {
    width: 100%;
    min-width: 0;
    border: 1px solid #bdc8c9;
    border-radius: 5px;
    padding: 11px 12px;
    background: white;
    color: var(--ink);
    font-size: 14px;
    min-height: 45px;
}
input:hover,
select:hover {
    border-color: #6c8088;
}
input[type="file"] {
    font-size: 12px;
    padding: 8px;
}
input::file-selector-button {
    background: #edf0ed;
    color: var(--ink);
    border: 0;
    border-radius: 3px;
    padding: 7px 9px;
    margin-right: 8px;
    cursor: pointer;
}
.field small {
    display: block;
    font-size: 11px;
    color: var(--muted);
    margin-top: 6px;
}
.field-error {
    font-size: 12px;
    color: #a02323;
    display: block;
}
.submit-button {
    width: 100%;
    margin-top: 26px;
}
.form-status {
    font-size: 13px;
    margin: 0;
}
.form-status:not(:empty) {
    margin-top: 18px;
    padding: 14px;
    background: #eef3ed;
    border-radius: 5px;
}
.was-validated :invalid,
[aria-invalid="true"] {
    border-color: #b73c3c;
}
footer {
    background: var(--navy);
    color: #d7dfe1;
    padding: 38px 0 20px;
}
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.footer-brand {
    font-size: 21px;
    color: #fff;
}
.footer-year {
    font-size: 12px;
    color: var(--gold);
    margin-left: 12px;
    letter-spacing: 0;
}
.footer-inner p,
.footer-inner > a:last-child {
    font-size: 11px;
    margin: 0;
}
.copyright {
    border-top: 1px solid #40555f;
    margin-top: 30px;
    padding-top: 17px;
    font-size: 10px;
    color: #b1c0c6;
}
@media (min-width: 901px) {
    nav:not(:where(#shared-menu *)) {
        display: flex !important;
    }
}
@media (max-width: 1000px) {
    .hero-grid {
        gap: 35px;
    }
    .container {
        width: calc(100% - 48px);
    }
    nav:not(:where(#shared-menu *)) {
        gap: 18px;
    }
    .application-grid {
        gap: 35px;
    }
    .eligibility-grid {
        gap: 40px;
    }
    .hero .text-link {
        margin: 15px 0 0;
        display: table;
    }
}
@media (max-width: 900px) {
    .header-inner {
        flex-wrap: wrap;
        min-height: 90px;
        padding-block: 18px;
    }
    .menu-toggle {
        display: block;
        background: transparent;
        border: 1px solid var(--line);
        border-radius: 5px;
        color: var(--navy);
        padding: 5px 12px;
        font-size: 22px;
    }
    .js nav:not(:where(#shared-menu *)) {
        display: none;
    }
    .js nav:not(:where(#shared-menu *)).is-open {
        display: flex;
    }
    nav:not(:where(#shared-menu *)) {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding-top: 10px;
    }
    nav:not(:where(#shared-menu *)) > a {
        padding: 12px;
    }
    nav:not(:where(#shared-menu *)) .button {
        margin-top: 8px;
        align-self: flex-start;
    }
    .hero-grid {
        grid-template-columns: 1.3fr 1fr;
        gap: 25px;
    }
    .conference-card {
        min-height: 380px;
    }
    .orbital {
        transform: scale(0.8);
        margin-left: calc(50% - 130px);
    }
    .conference-caption {
        padding: 20px;
    }
    .application-grid {
        grid-template-columns: 1fr;
    }
    .application-intro {
        max-width: 620px;
    }
    .application-intro > p:not(.eyebrow) {
        max-width: none;
    }
    .application-note {
        display: none;
    }
    .application-intro h2 br {
        display: none;
    }
    .footer-inner {
        flex-wrap: wrap;
    }
    .benefits-grid {
        grid-template-columns: 1fr 1fr;
    }
    .benefit:nth-child(4) {
        grid-column: auto;
    }
    .benefit:last-child {
        grid-column: 1/-1;
    }
}
@media (max-width: 620px) {
    html {
        scroll-padding-top: 20px;
    }
    .container {
        width: calc(100% - 36px);
    }
    .brand {
        font-size: 22px;
    }
    .brand small {
        font-size: 8px;
        letter-spacing: 1.5px;
    }
    .atom-mark {
        font-size: 38px;
        margin-right: 8px;
    }
    .hero {
        padding: 48px 0;
    }
    .hero-grid {
        grid-template-columns: 1fr;
    }
    .hero h1 {
        font-size: clamp(2.45rem, 9.3vw, 3.3rem);
    }
    .hero h2 {
        font-size: 18px;
    }
    .hero-copy {
        font-size: 13px;
    }
    .conference-card {
        margin-top: 22px;
        min-height: 350px;
        border-radius: 140px 140px 10px 10px;
        max-width: 360px;
        width: 100%;
        justify-self: center;
    }
    .orbital {
        height: 200px;
        margin-top: 0;
    }
    .conference-caption {
        padding: 10px 28px 24px;
    }
    .conference-caption > p:not(.eyebrow) {
        font-size: 27px;
    }
    .benefits-section,
    .eligibility-section,
    .application-section {
        padding: 50px 0;
    }
    .section-heading {
        display: block;
    }
    .section-heading > p {
        margin-top: 16px;
    }
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    .benefit:last-child {
        grid-column: auto;
    }
    .benefit {
        padding: 23px;
    }
    .eligibility-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .eligibility-grid h2 br {
        display: none;
    }
    .application-grid {
        gap: 24px;
    }
    .application-form {
        padding: 23px 18px;
    }
    .form-grid {
        grid-template-columns: 1fr;
    }
    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 18px;
    }
}
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *,
    *::before,
    *::after {
        transition: none !important;
        animation: none !important;
    }
}

.button:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}
#main a,
#main a:hover,
#main a:focus,
#main a:active {
    text-decoration: none;
}

#main .text-link {
    border-bottom: none;
}